For example for an INVITE: http://www.pjsip.org/pjsip/docs/html/group__PJSUA__LIB__CALL.htm#g502b0a6449cc5f67517b72df6a88c727 use msg_data parameter. There are some more functions which accept msg_data parameter. regards klaus Am 25.05.2010 14:41, schrieb rams: > Hi Benny, > How should i add the /P-asserted Identity headers in PJSIP stack./ > // > /could you provide me the detailed description../ > // > /Thanks&Regards/ > /Rams/ > > > > > _______________________________________________ > Visit our blog: http://blog.pjsip.org > > pjsip mailing list > pjsip at lists.pjsip.org > http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org